Piano



FIG. 1 is a perspective view of a top, front and right side of a piano showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational view, the left side elevational view being a mirror image thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a front elevational view thereof with the key cover in the closed position. 

The ornamental design for a piano, as shown and described. 